Answer:
1. Backstory/flashbacks
ex. "Back in her youth..." or "Suddenly Alice was twelve again, playing in the yard with her brother.
2. Dialogue
ex. "Sup, bro? How's it hanging?" vs. "I just adore your velvet ensemble, very chic."
3. Physical description
ex. "She had a hooked nose and amber eyes." or "He wore the same tennis shoes every day."
4. Relationships
ex. How the character treats those around them, whether they are a loner or have lots of enemies.
5. Name
We associate names with personalities or backgrounds, Ella Taylor will be very different than someone named Ze Kyar
Explanation: